(19)

(11)

EP 0 693 155 A1

(12)

(43) Date of publication: 24.01.1996 Bulletin 1996/04 (21) Application number: 94913353.0 (22) Date of filing: 04.04.1994

(51) International Patent Classification (IPC):  E04H 15/ 38( . ) E04H 15/ 48( . ) E04H 15/ 58( . ) E04H 15/ 44( . ) E04H 15/ 50( . ) (86) International application number: PCT/US1994/003668 (87) International publication number: WO 1994/023162 (13.10.1994 Gazette 1994/23)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 05.04.1993 US 19930042996 (71) Applicant: CARTER, Mark C. Alta Loma, CA 91737 (US)	(72) Inventor: CARTER, Mark C. Alta Loma, CA 91737 (US) (74) Representative: Mayes, Stuart David, et al  BOULT, WADE & TENNANT 27 Furnival Street London, EC4A 1PQ London, EC4A 1PQ (GB)